\cleardoublepage
{
    \chapternonum{附录}

    \appendixsecmajornumbering

    \section{一个附录}

    \begin{figure}[htb]
        \centering
        \includegraphics{example-image}
        \caption{附录中的图片}
        \label{fig:test-appendix}
    \end{figure}

    \section{另一个附录}

    % End of appendix
    \removeappendixsecmajornumbering
}